207 lines
8.1 KiB
Vala
207 lines
8.1 KiB
Vala
namespace Signal.Test {
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class Curve25519 : Gee.TestCase {
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public Curve25519() {
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base("Curve25519");
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add_test("agreement", test_curve25519_agreement);
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add_test("generate_public", test_curve25519_generate_public);
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add_test("random_agreements", test_curve25519_random_agreements);
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add_test("signature", test_curve25519_signature);
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}
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private Context global_context;
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public override void set_up() {
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try {
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global_context = new Context();
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} catch (Error e) {
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fail_if_reached();
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}
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}
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public override void tear_down() {
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global_context = null;
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}
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void test_curve25519_agreement() {
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try {
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uint8[] alicePublic = {
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0x05, 0x1b, 0xb7, 0x59, 0x66,
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0xf2, 0xe9, 0x3a, 0x36, 0x91,
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0xdf, 0xff, 0x94, 0x2b, 0xb2,
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0xa4, 0x66, 0xa1, 0xc0, 0x8b,
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0x8d, 0x78, 0xca, 0x3f, 0x4d,
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0x6d, 0xf8, 0xb8, 0xbf, 0xa2,
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0xe4, 0xee, 0x28};
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uint8[] alicePrivate = {
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0xc8, 0x06, 0x43, 0x9d, 0xc9,
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0xd2, 0xc4, 0x76, 0xff, 0xed,
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0x8f, 0x25, 0x80, 0xc0, 0x88,
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0x8d, 0x58, 0xab, 0x40, 0x6b,
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0xf7, 0xae, 0x36, 0x98, 0x87,
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0x90, 0x21, 0xb9, 0x6b, 0xb4,
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0xbf, 0x59};
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uint8[] bobPublic = {
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0x05, 0x65, 0x36, 0x14, 0x99,
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0x3d, 0x2b, 0x15, 0xee, 0x9e,
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0x5f, 0xd3, 0xd8, 0x6c, 0xe7,
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0x19, 0xef, 0x4e, 0xc1, 0xda,
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0xae, 0x18, 0x86, 0xa8, 0x7b,
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0x3f, 0x5f, 0xa9, 0x56, 0x5a,
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0x27, 0xa2, 0x2f};
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uint8[] bobPrivate = {
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0xb0, 0x3b, 0x34, 0xc3, 0x3a,
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0x1c, 0x44, 0xf2, 0x25, 0xb6,
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0x62, 0xd2, 0xbf, 0x48, 0x59,
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0xb8, 0x13, 0x54, 0x11, 0xfa,
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0x7b, 0x03, 0x86, 0xd4, 0x5f,
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0xb7, 0x5d, 0xc5, 0xb9, 0x1b,
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0x44, 0x66};
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uint8[] shared = {
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0x32, 0x5f, 0x23, 0x93, 0x28,
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0x94, 0x1c, 0xed, 0x6e, 0x67,
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0x3b, 0x86, 0xba, 0x41, 0x01,
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0x74, 0x48, 0xe9, 0x9b, 0x64,
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0x9a, 0x9c, 0x38, 0x06, 0xc1,
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0xdd, 0x7c, 0xa4, 0xc4, 0x77,
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0xe6, 0x29};
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ECPublicKey alice_public_key = global_context.decode_public_key(alicePublic);
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ECPrivateKey alice_private_key = global_context.decode_private_key(alicePrivate);
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ECPublicKey bob_public_key = global_context.decode_public_key(bobPublic);
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ECPrivateKey bob_private_key = global_context.decode_private_key(bobPrivate);
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uint8[] shared_one = calculate_agreement(alice_public_key, bob_private_key);
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uint8[] shared_two = calculate_agreement(bob_public_key, alice_private_key);
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fail_if_not_eq_int(shared_one.length, 32);
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fail_if_not_eq_int(shared_two.length, 32);
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fail_if_not_eq_uint8_arr(shared, shared_one);
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fail_if_not_eq_uint8_arr(shared_one, shared_two);
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} catch (Error e) {
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fail_if_reached();
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}
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}
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void test_curve25519_generate_public() {
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try {
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uint8[] alicePublic = {
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0x05, 0x1b, 0xb7, 0x59, 0x66,
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0xf2, 0xe9, 0x3a, 0x36, 0x91,
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0xdf, 0xff, 0x94, 0x2b, 0xb2,
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0xa4, 0x66, 0xa1, 0xc0, 0x8b,
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0x8d, 0x78, 0xca, 0x3f, 0x4d,
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0x6d, 0xf8, 0xb8, 0xbf, 0xa2,
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0xe4, 0xee, 0x28};
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uint8[] alicePrivate = {
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0xc8, 0x06, 0x43, 0x9d, 0xc9,
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0xd2, 0xc4, 0x76, 0xff, 0xed,
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0x8f, 0x25, 0x80, 0xc0, 0x88,
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0x8d, 0x58, 0xab, 0x40, 0x6b,
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0xf7, 0xae, 0x36, 0x98, 0x87,
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0x90, 0x21, 0xb9, 0x6b, 0xb4,
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0xbf, 0x59};
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ECPrivateKey alice_private_key = global_context.decode_private_key(alicePrivate);
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ECPublicKey alice_expected_public_key = global_context.decode_public_key(alicePublic);
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ECPublicKey alice_public_key = generate_public_key(alice_private_key);
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fail_if_not_zero_int(alice_expected_public_key.compare(alice_public_key));
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} catch (Error e) {
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fail_if_reached();
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}
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}
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void test_curve25519_random_agreements() {
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try {
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ECKeyPair alice_key_pair = null;
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ECPublicKey alice_public_key = null;
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ECPrivateKey alice_private_key = null;
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ECKeyPair bob_key_pair = null;
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ECPublicKey bob_public_key = null;
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ECPrivateKey bob_private_key = null;
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uint8[] shared_alice = null;
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uint8[] shared_bob = null;
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for (int i = 0; i < 50; i++) {
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fail_if_null(alice_key_pair = global_context.generate_key_pair());
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fail_if_null(alice_public_key = alice_key_pair.public);
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fail_if_null(alice_private_key = alice_key_pair.private);
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fail_if_null(bob_key_pair = global_context.generate_key_pair());
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fail_if_null(bob_public_key = bob_key_pair.public);
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fail_if_null(bob_private_key = bob_key_pair.private);
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shared_alice = calculate_agreement(bob_public_key, alice_private_key);
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fail_if_not_eq_int(shared_alice.length, 32);
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shared_bob = calculate_agreement(alice_public_key, bob_private_key);
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fail_if_not_eq_int(shared_bob.length, 32);
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fail_if_not_eq_uint8_arr(shared_alice, shared_bob);
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}
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} catch (Error e) {
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fail_if_reached();
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}
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}
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void test_curve25519_signature() {
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try {
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uint8[] aliceIdentityPrivate = {
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0xc0, 0x97, 0x24, 0x84, 0x12, 0xe5, 0x8b, 0xf0,
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0x5d, 0xf4, 0x87, 0x96, 0x82, 0x05, 0x13, 0x27,
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0x94, 0x17, 0x8e, 0x36, 0x76, 0x37, 0xf5, 0x81,
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0x8f, 0x81, 0xe0, 0xe6, 0xce, 0x73, 0xe8, 0x65};
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uint8[] aliceIdentityPublic = {
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0x05, 0xab, 0x7e, 0x71, 0x7d, 0x4a, 0x16, 0x3b,
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0x7d, 0x9a, 0x1d, 0x80, 0x71, 0xdf, 0xe9, 0xdc,
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0xf8, 0xcd, 0xcd, 0x1c, 0xea, 0x33, 0x39, 0xb6,
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0x35, 0x6b, 0xe8, 0x4d, 0x88, 0x7e, 0x32, 0x2c,
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0x64};
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uint8[] aliceEphemeralPublic = {
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0x05, 0xed, 0xce, 0x9d, 0x9c, 0x41, 0x5c, 0xa7,
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0x8c, 0xb7, 0x25, 0x2e, 0x72, 0xc2, 0xc4, 0xa5,
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0x54, 0xd3, 0xeb, 0x29, 0x48, 0x5a, 0x0e, 0x1d,
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0x50, 0x31, 0x18, 0xd1, 0xa8, 0x2d, 0x99, 0xfb,
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0x4a};
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uint8[] aliceSignature = {
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0x5d, 0xe8, 0x8c, 0xa9, 0xa8, 0x9b, 0x4a, 0x11,
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0x5d, 0xa7, 0x91, 0x09, 0xc6, 0x7c, 0x9c, 0x74,
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0x64, 0xa3, 0xe4, 0x18, 0x02, 0x74, 0xf1, 0xcb,
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0x8c, 0x63, 0xc2, 0x98, 0x4e, 0x28, 0x6d, 0xfb,
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0xed, 0xe8, 0x2d, 0xeb, 0x9d, 0xcd, 0x9f, 0xae,
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0x0b, 0xfb, 0xb8, 0x21, 0x56, 0x9b, 0x3d, 0x90,
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0x01, 0xbd, 0x81, 0x30, 0xcd, 0x11, 0xd4, 0x86,
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0xce, 0xf0, 0x47, 0xbd, 0x60, 0xb8, 0x6e, 0x88};
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global_context.decode_private_key(aliceIdentityPrivate);
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global_context.decode_public_key(aliceEphemeralPublic);
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ECPublicKey alice_public_key = global_context.decode_public_key(aliceIdentityPublic);
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fail_if(!verify_signature(alice_public_key, aliceEphemeralPublic, aliceSignature), "signature verification failed");
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uint8[] modifiedSignature = new uint8[aliceSignature.length];
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for (int i = 0; i < aliceSignature.length; i++) {
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Memory.copy(modifiedSignature, aliceSignature, aliceSignature.length);
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modifiedSignature[i] ^= 0x01;
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fail_if(verify_signature(alice_public_key, aliceEphemeralPublic, modifiedSignature), "invalid signature verification succeeded");
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}
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} catch (Error e) {
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fail_if_reached();
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}
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}
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}
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} |